# 빛과 그림자 > Summer 31st, a dating simulation/visual novel about choosing relationships between light and shadow. Canonical page: [https://chrome-stats.com/d/com.omworldgame.lightandshadow](https://chrome-stats.com/d/com.omworldgame.lightandshadow) ## Overview - **ID:** `com.omworldgame.lightandshadow` - **Platform:** Android - **Type:** Android app - **Status:** Available - **Publisher:** (주)오픈마인드월드 - **Category:** GAME\_SIMULATION - **Downloads:** 38 - **Version:** 1.0 - **Last updated:** 2025-09-07 - **First published:** 2025-09-07 - **Publisher country:** KR - **Size:** 80 MB - **Data as of:** 2026-09-16 - **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.omworldgame.lightandshadow) - **Website:** [https://blog.naver.com/omworldgame](https://blog.naver.com/omworldgame) - **Privacy policy:** [https://blog.naver.com/omworldgame/222002981196](https://blog.naver.com/omworldgame/222002981196) ## Description *** Game Introduction

Set in Haneulsam High School and 10 surrounding locations (including the rooftop, photography club room, riverside, cafe "Blue Hour", and rooftop garden), this is a record of relationships unfolding throughout the month of August.

Your choices will determine your day with four heroines: Solitude Disguised as Perfection (Kazami Yuri), Warm Optimism (Shirayuki Risa), Jealousy of Straightforwardness (Tono Akari), and Kindness Within Rules (Kunieda Chiharu).

*** Key Features

Calendar Progression (8/1–8/31): Choose from multiple time slots each day to experience events and earn affection.
Multiple Endings: 4 true endings for each heroine + 1 common bad ending (if conditions are not met).
10 Locations: Main Gate/Rooftop/Photo Club Room/Old School Music Room/Forest Path/Retro Arcade/Riverside & Railroad Bridge/Cafe/Library Rooftop Garden/Shrine (Festival). Includes a large number of event CGs: Save each heroine's themed scene to your collection and view it in the gallery.
Includes OST: Opening and ending themes + 4 exclusive BGM tracks for each heroine (loop support)
Unlock Bonus Images: Collect the full set of event CGs for each character → Bonus illustrations for that character
Three minigames

*** One-Line Heroine Bios

Kazami Yuri: A desire for recognition behind composure and perfectionism. "We are clear even in our flaws."
Shirayuki Risa: Affectionate and optimistic, overcoming burdens and pursuing dreams. "From blue to gold."
Tono Akari: The lively vice president, navigating jealousy in a straight line. "Red sky, running to arrive."
Kunieda Chiharu: Warmth amidst rules, Rule 0 of relationships. "Together." ## Rankings - #2,369,733 — Overall ## Permissions and access ### Permissions - `com.android.vending.CHECK_LICENSE` - `com.omworldgame.lightandshadow.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION` ## Similar extensions and apps - [눈맞춤](https://chrome-stats.com/d/com.omworldgame.eyecontact) — 38 users - [대학의 봄](https://chrome-stats.com/d/org.regainlove.college_spring) — 18 users - [Lost Between the Lines](https://chrome-stats.com/d/com.fivedims.oshimen.macaroon) — 124,203 users, 3.41 / 5 - [한 지붕 아래, 잊지 못할 여름](https://chrome-stats.com/d/com.omworldgame.firstloveunforgettablesummer) — 9 users - [도심 속, 은밀한 여름](https://chrome-stats.com/d/com.omworldgame.firstlovesecretsummer) — 7 users - [Light and Night](https://chrome-stats.com/d/vng.games.lightandnight) — 228,018 users - [空の青と白と／瞬きの夏](https://chrome-stats.com/d/net.silvergeese.android.soratoto) — 214 users - [WizardessHeart - Shall we date](https://chrome-stats.com/d/com.nttsolmare.game.android.wihef) — 1,899,589 users, 4.54 / 5 - [夏の幼馴染と、冬のカノジョ スマホ版](https://chrome-stats.com/d/jp.domeiapp.natsukano) — 1,386 users - [Summer, Memory](https://chrome-stats.com/d/com.heartcode.summer) — 80 users - [푸른 파도 곁에서, 잊지 못할 여름](https://chrome-stats.com/d/com.omworldgame.firstlovesummertoremember) — 11 users - [Abnormal State : Otome Love](https://chrome-stats.com/d/carpe.story.stat) — 416,798 users, 3.94 / 5 --- Source: [Chrome-Stats](https://chrome-stats.com/d/com.omworldgame.lightandshadow)